
Originally Posted by
EVO-V
At 1.1 bars the boiling point of water is 102C. If by any chance your radiator finds itself having a hard time keeping you below 96C, the high pressure cap is the least of your concerns. Don't strain your system any further.
And seriously, radiator "overhauling" is really a bandaid for light vehicles. There are a host of cheap radiators you can get nowadays. Get a new one. Don't skimp. An engine overhaul is just one overheating incident away from ruining your month.